International Journals

 

K. Doka, A. Kosmatopoulos, A. Papadopoulos, S. Sioutas, K. Tsichlas, D. Tsoumakos: Dynamic planar range skyline queries in log logarithmic expected time. Information Processing Letters, 162, 105990, 2020.

Tasos Bakogiannis, Ioannis Mytilinis, Katerina Doka, Georgios Goumas: Leveraging Blockchain Technology to Break the Cloud Computing Market Monopoly. Computers, 9(1), 9 (2020), doi: 10.3390/computers9010009.

Thomas Risse, Elena Demidova, Stefan Dietze, Wim Peters, Nikolaos Papailiou, Katerina Doka, Yannis Stavrakas, Vassilis Plachouras, Pierre Senellart, Florent Carpentier, Amin Mantrach, Bogdan Cautis, Patrick Siehndel, Dimitris Spiliotopoulos: The ARCOMEM Architecture for Social- and Semantic-Driven Web Archiving. Future Internet 6(4): 688-716(2014)

K. Doka and D. Tsoumakos and N. Koziris: Brown Dwarf: A Fully-Distributed, Fault-Tolerant Data Warehousing System. Journal of Parallel and Distributed Computing, Accepted manuscript, 71(11): pp. 1434-1446, 2011.

K. Doka and D. Tsoumakos and N. Koziris: Online Querying of d-Dimensional Hierarchies. Journal of Parallel and Distributed Computing, 71(3): pp. 424-437, 2011, doi:10.1016/j.jpdc.2010.10.005.

A. Assiki and K. Doka and I. Konstantinou and A. Zissimos and D. Tsoumakos and N. Koziris and P. Tsanakas: A Grid middleware for data management exploiting Peer-to-Peer techniques. In FUTURE GENERATION COMPUTER SYSTEMS, 25 (2009) 426-435.

International Conferences

 

Agis Politis, Katerina Doka and Nectarios Koziris: Ether Price Prediction Using Advanced Deep Learning Models. In Proceedings of the IEEE International Conference on Blockchain and Cryptocurrency (ICBC 2021), 3-6 May 2021.

Alyzia Konsta, Ioannis Mytilinis, Katerina Doka, Sotiris Niarchos and Nectarios Koziris: Clouseau: Blockchain-based Data Integrity for HDFS Clusters. In Proceedings of the IEEE International Conference on Data Engineering (ICDE 2021), 19-22 April 2021, Chania, Greece.

Nikolaos Tziavelis, Ioannis Giannakopoulos, Rune Quist Johansen, Katerina Doka, Nectarios Koziris, and Panagiotis Karras: Fair Procedures for Fair Stable Marriage OutcomesIn Proceedings of the 34th AAAI Conf. on Artificial Intelligence (AAAI), New York, February 2020.

C. Kotselidis, I. Komnios, O. Akrivopoulos, S. Bress, K.Doka, H. Mohammed et al: Efficient Compilation and Execution of JVM-Based Data Processing Frameworks on Heterogeneous Co- ProcessorsIn Proceedings of the Design, Automation and Test in Europe Conference (DATE 2020), Grenoble, France (pp. 9-13).

Tasos Bakogiannis, Ioannis Mytilinis, Katerina Doka and Georgios Goumas: Building Ad-Hoc Clouds with CloudAgora. In proceedings of the 38th International Symposium on Reliable Distributed Systems (SRDS 2019), October 1-4, Lyon, France.

Nikolaos Tziavelis, Ioannis Giannakopoulos, Katerina Doka, Nectarios Koziris and Panagiotis Karras: Equitable Stable Matchings in Quadratic Time. In proceedings of the Thirty-third Conference on Neural Information Processing Systems (NIPS 2019), December 8-14, 2019, Vancouver, Canada.

Katerina Doka, Tasos Bakogiannis, Ioannis Mytilinis and Georgios Goumas: CloudAgora: Democratizing the Cloud. In Proceedings of the 2nd International Conference on Blockchain (ICBC), 2019, San Diego, CA, USA.

I. Mytilinis, C. Bitsakos, K. Doka, I. Konstantinou, N. Koziris: The Vision of a HeterogeneRous Scheduler.In Proceedings of the 1st International Workshop on Next Generation Clouds for Extreme Data Analytics (XtremeCLOUD), in conjunction with the IEEE International Conference on Cloud Computing Technology and Science (CloudCom), December 10, 2018, Nicosia, Cyprus.

F. Loukidis-Andreou, I. Giannakopoulos, K. Doka and N. Koziris: Docker-Sec: A fully automated container security enhancement mechanism. In Proceedings of the IEEE 38th International Conference on Distributed Computing Systems (ICDCS), 2018

Evaggelos Golemis, Katerina Doka and Nectarios Koziris: Automatic Scaling of Resources in a Storm Topology. In proceedings of the 3rd International Workshop on Algorithmic Aspects of Cloud Computing (ALGOCLOUD 2017), in conjunction with the ALGO 2017 Conference, September 4, 2017, Vienna, Austria.

K. Doka, I. Mytilinis, I. Giannakopoulos, I. Konstantinou, D. Tsitsigkos, M. Terrovitis and N. Koziris: Exploiting Social Networking and Mobile Data for Crisis Detection and Management. In Proceedings of the International Conference on Information Systems for Crisis Response and Management in Mediterranean Countries. Springer, Cham, 2017.

I. Giannakopoulos, K. Papazafeiropoulos, K. Doka and N. Koziris: Isolation in Docker through Layer Encryption. In Proceedings of the 37th IEEE International Conference on Distributed Computing Systems (ICDCS 2017), Demo track, 5-8 June, 2017, Atlanta, GA, USA.

K. Doka, N. Papailiou, V. Giannakouris, D. Tsoumakos and N. Koziris: Mix 'n' Match Multi-Engine Analytics. In Proceedings of the 2016 IEEE International Conference on Big Data (BigData 2016), December 5-8, 2016, Washington DC, USA.

N. Korasidis, I. Giannakopoulos, K. Doka, D. Tsoumakos and N. Koziris: Fair, Fast and Frugal Large-Scale Matchmaking for VM Placement. In proceedings of the 2nd International Workshop on Algorithmic Aspects of Cloud Computing (ALGOCLOUD 2016), in conjunction with the ALGO 2016 Conference, August 22, 2016, Aarhus, Denmark.

N. Papailiou, K. Doka, V. Giannakouris, V. Papaioannou, D. Tsoumakos and N. Koziris: Robust and Adaptive Multi-Engine Analytics using IReS (demo paper). In Proceedings of the 10th International Workshop on Enabling Real-Time Business Intelligence (BIRTE 2016), in conjunction with the VLDB 2016 Conference, September 9, 2016, New Delhi, India.

K. Doka, M. Filatov, V. Giannakouris, V. Kantere, N. Koziris, C. Mantas, N. Papailiou, V. Papaioannou and D. Tsoumakos: Optimizing, Planning and Executing Analytics Workflows over Multiple Engines (demo paper). In Proceedings of the 1st International Workshop on Multi-Engine Data AnaLytics (MEDAL), in conjunction with the EDBT/ICDT 2016 Joint Conference, Bordeaux, France, March 15, 2016.

K. Doka, M. Xue, D. Tsoumakos, P. Karras, A. Cuzzocrea and N. Koziris: Heterogeneous k-Anonymization with High Utility. In Proceedings of the 2nd International Workshop on Privacy and Security of Big Data (in conjunction with the 2015 IEEE International Conference on Big Data), October 29, 2015, Santa Clara, CA, USA.

I. Giannakopoulos, P. Karras, D. Tsoumakos, K. Doka and N. Koziris:An Equitable Solution to the Stable Marriage Problem. In Proceedings of the 27th IEEE International Conference on Tools with Artificial Intelligence (ICTAI 2015), 9-11 November, Vietri sul Mare, Italy.

K. Doka, N. Papailiou, D. Tsoumakos, C. Mantas and N. Koziris: IReS: Intelligent, Multi-Engine Resource Scheduler for Big Data Analytics Workflows. In Proceedings of the 2015 ACM SIGMOD/PODS International Conference on Management of Data (SIGMOD'15), Demo track, Melbourne, Victoria, Australia, 2015.

I. Mytilinis, I. Giannakopoulos, I. Konstantinou, K. Doka, D. Tsitsigkos, M. Terrovitis, L. Giampouras and N. Koziris: MoDisSENSE: A Distributed Spatio-Temporal and Textual Processing Platform for Social Networking Services. In Proceedings of the 2015 ACM SIGMOD/PODS International Conference on Management of Data (SIGMOD'15), Demo track, Melbourne, Victoria, Australia, 2015.

K. Doka, M. Xue, D. Tsoumakos and P. Karras: k-Anonymization by Freeform Generalization. In Proceedings of the 10th ACM Symposium on Information, Computer and Communications Security (ASIACCS 2015), Singapore, April 14-17, 2015.

I. Mytilinis, I. Giannakopoulos, I. Konstantinou, K. Doka and N. Koziris: MoDisSENSE: A Distributed Platform for Social Networking Services over Mobile Devices. In proceedings of the 2014 IEEE International Conference on Big Data (BigData 2014), Washington DC, USA, October 27-30 2014.

Stefan Dietze, Diana Maynard, Elena Demidova, Thomas Risse, Wim Peters, Katerina Doka and Yannis Stavrakas: Entity Extraction and Consolidation for Social Web Content Preservation. In Proceedings of the 2nd International Workshop on Semantic Digital Archives (SDA’12), Cyprus, 2012.

Thomas Risse, Stefan Dietze, Wim Peters, Katerina Doka, Yannis Stavrakas and Pierre Senellart. Exploiting the Social and Semantic Web for guided Web Archiving. In Proceedings of the International Conference on Theory and Practice of Digital Libraries (TPDL'12), Cyprus, 2012.

K. Doka and D. Tsoumakos and N. Koziris:KANIS: Preserving k-Anonymity Over Distributed Data. To appear in the Proceedings of the 5th International Workshop on Personalized Access, Profile Management and Context Awareness in Databases (PersDB 2011), Seatle, WA, September 2, 2011.

K. Doka and D. Tsoumakos and N. Koziris: Brown Dwarf: A P2P Data-Warehousing System. In Proceedings of the 19th ACM International Conference on Information and Knowledge Management (CIKM' 10 demo track), Toronto, Canada, October 26-30, 2010.

K. Doka and D. Tsoumakos and N. Koziris: Distributing the Power of OLAP. In Proceedings of the 19th ACM International Symposium on High Performance Distributed Computing (HPDC'10), Chicago, Illinois, USA, June 23-25, 2010.

K. Doka and D. Tsoumakos and N. Koziris: Efficient Updates for a Shared Nothing Analytics Platform. In Proceedings of the International Workshop on Massive Data Analytics over the Cloud (MDAC '10 - in conjunction with WWW 2010), Raleigh, North Carolina, 26 April 2010.

A. Zisimos and K. Doka and A. Chazapis and D. Tsoumakos and N. Koziris: Optimizing Data Management in Grid Environments. In Proceedings of the 11th International Symposium on Distributed Objects, Middleware, and Applications (DOA'09), Vilamoura, Algarve-Portugal, Nov 01 - 03, 2009.

K. Doka and A. Asiki and D. Tsoumakos and N. Koziris: Online Querying of Concept Hierarchies in P2P Systems. In Proceedings of the 16th International Conference on Cooperative Information Systems (CooPIS'08), Monterrey, Mexico, 12-14 November 2008.

K. Doka and D. Tsoumakos and N. Koziris:HiPPIS: An Online P2P System for Efficient Lookups on d-Dimensional Hierarchies. In Proceedings of the 10th International Workshop on Web Information and Data Management (WIDM'08), Napa Valley, California, 26-30 October 2008.

A. Asiki and K. Doka and D. Tsoumakos and N. Koziris: Support for Concept Hierarchies in DHTs. In Proceedings of 8th International Conference on Peer-to-Peer Computing (P2P'08), Aachen University , Germany , 8-11 September 2008.

A. Asiki and K. Doka and I. Konstantinou and A. Zissimos and N. Koziris: A Distributed Architecture for Multi-Dimensional Indexing and Data Retrieval in Grid Environments. In Proceedings of the Cracow 2007 Grid Workshop (CGW'07), Krakow, Poland, October 16-17, 2007.

I. Konstantinou and K. Doka and A. Asiki, A. Zissimos and N. Koziris: Gredia Middleware Architecture. In Proceedings of the Cracow 2007 Grid Workshop (CGW'07), Krakow, Poland, October 16-17, 2007.

A. Zissimos and K. Doka and A. Chazapis and N. Koziris: GridTorrent: Optimizing data transfers in the Grid with collaborative sharing. In Proceedings of the 11th Panhellenic Conference on Informatics (PCI'07), Patras, Greece, May 2007.

Theses

 

K. Doka: Data Management in Large Scale Distributed Systems for Analytics Applications. Ph.D thesis, NTUA, 2011.

K. Doka: File Transfer in Grid Systems using Peer-to-Peer Technologies. Diploma thesis, NTUA, 2005.